<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"> <style>
	.KEYW {color: #933;}
	.COMM {color: #bbb; font-style: italic;}
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	</style></head><body><pre><span class='line'>  1</span> <span class="COMM">// OpenNetworks_v01.js </span><span class="WHIT">
<span class='line'>  2</span> </span><span class="COMM">// Javascript source file for OpenNetworks for Google Maps (v .01) API</span><span class="WHIT">
<span class='line'>  3</span> </span><span class="COMM">// for displaying networks with custom Google Maps interface</span><span class="WHIT">
<span class='line'>  4</span> </span><span class="COMM">//</span><span class="WHIT">
<span class='line'>  5</span> </span><span class="COMM">//  Author:  James M. Hughes</span><span class="WHIT">
<span class='line'>  6</span> </span><span class="COMM">//  Date  :  10/15/2010</span><span class="WHIT">
<span class='line'>  7</span> </span><span class="COMM">//</span><span class="WHIT">
<span class='line'>  8</span> </span><span class="COMM">//  N.B. Conforms to Google Maps API v3 (http://code.google.com/apis/maps/documentation/javascript/)</span><span class="WHIT">
<span class='line'>  9</span> </span><span class="COMM">/*
<span class='line'> 10</span>   This software is distributed under the MIT License:
<span class='line'> 11</span> 
<span class='line'> 12</span>   The MIT License
<span class='line'> 13</span> 
<span class='line'> 14</span>     Copyright (c) 2010  James M. Hughes 
<span class='line'> 15</span> 
<span class='line'> 16</span>     Permission is hereby granted, free of charge, to any person obtaining a copy
<span class='line'> 17</span>     of this software and associated documentation files (the "Software"), to deal
<span class='line'> 18</span>     in the Software without restriction, including without limitation the rights
<span class='line'> 19</span>     to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
<span class='line'> 20</span>     copies of the Software, and to permit persons to whom the Software is
<span class='line'> 21</span>     furnished to do so, subject to the following conditions:
<span class='line'> 22</span> 
<span class='line'> 23</span>     The above copyright notice and this permission notice shall be included in
<span class='line'> 24</span>     all copies or substantial portions of the Software.
<span class='line'> 25</span> 
<span class='line'> 26</span>     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
<span class='line'> 27</span>     IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
<span class='line'> 28</span>     FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
<span class='line'> 29</span>     AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
<span class='line'> 30</span>     LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
<span class='line'> 31</span>     OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
<span class='line'> 32</span>     THE SOFTWARE.
<span class='line'> 33</span> */</span><span class="WHIT">
<span class='line'> 34</span> 
<span class='line'> 35</span> </span><span class="COMM">/* GLOBAL VARS */</span><span class="WHIT">
<span class='line'> 36</span> 
<span class='line'> 37</span> </span><span class="COMM">// DEF'ed constants for map types (access via mapTypes.MAPTYPENAME)</span><span class="WHIT">
<span class='line'> 38</span> </span><span class="COMM">// All defined custom map types should be "registered" in this object</span><span class="WHIT">
<span class='line'> 39</span> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">customMapTypes</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="NAME">BLANK</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="STRN">'blank'</span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 40</span> 
<span class='line'> 41</span> </span><span class="COMM">// from and to nodes for shortest path calculation</span><span class="WHIT">
<span class='line'> 42</span> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">path_nodes</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">Array</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 43</span> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">from_node</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 44</span> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">to_node</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 45</span> 
<span class='line'> 46</span> </span><span class="COMM">/* CUSTOM CLASSES */</span><span class="WHIT">
<span class='line'> 47</span> 
<span class='line'> 48</span> </span><span class="COMM">/**
<span class='line'> 49</span> *    Network constructor - 
<span class='line'> 50</span> *    Builds a network object that contains the specified nodes and edges, placing
<span class='line'> 51</span> *    the network in the HTML div div_id in a Google Maps viewer with
<span class='line'> 52</span> *    options as provided.
<span class='line'> 53</span> *    @constructor
<span class='line'> 54</span> *
<span class='line'> 55</span> *    @param div_id  Id of HTML element (div) where map will reside
<span class='line'> 56</span> *    @param nodes  Array of Node objects
<span class='line'> 57</span> *    @param edges  Array of Edge objects
<span class='line'> 58</span> *    @param map_type, if not null, must be implementation of CustomMapType interface
<span class='line'> 59</span> *    @param map_opts JSON object of map options (see Google Maps API ref.)
<span class='line'> 60</span> *    @param latlng_mapper Mapper from coordinate space to LatLngBounds (type CoordToLatLngBounds)
<span class='line'> 61</span> *
<span class='line'> 62</span> *    @author James M. Hughes
<span class='line'> 63</span> **/</span><span class="WHIT">
<span class='line'> 64</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">Network</span><span class="PUNC">(</span><span class="NAME">div_id</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">nodes</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">edges</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">map_type</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">map_opts</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">latlng_mapper</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 65</span> </span><span class="WHIT">  </span><span class="COMM">// Class members</span><span class="WHIT">
<span class='line'> 66</span> 
<span class='line'> 67</span> </span><span class="WHIT">  </span><span class="COMM">// Member functions</span><span class="WHIT">
<span class='line'> 68</span> </span><span class="WHIT">  </span><span class="NAME">this.initNodes</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">initNodes</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 69</span> </span><span class="WHIT">  </span><span class="NAME">this.initEdges</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">initEdges</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 70</span> </span><span class="WHIT">  </span><span class="NAME">this.initialize</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">initialize</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 71</span> </span><span class="WHIT">  </span><span class="NAME">this.showNodes</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">showNodes</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 72</span> </span><span class="WHIT">  </span><span class="NAME">this.hideNodes</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">hideNodes</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 73</span> 
<span class='line'> 74</span> </span><span class="WHIT">  </span><span class="COMM">// More member functions</span><span class="WHIT">
<span class='line'> 75</span> </span><span class="WHIT">  </span><span class="NAME">this.bindEventToNode</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">bindEventToNode</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 76</span> </span><span class="WHIT">  </span><span class="NAME">this.bindEventToNodes</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">bindEventToNodes</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 77</span> </span><span class="WHIT">  </span><span class="NAME">this.addControlElement</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">addControlElement</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 78</span> 
<span class='line'> 79</span> </span><span class="WHIT">  </span><span class="COMM">// updater functions</span><span class="WHIT">
<span class='line'> 80</span> </span><span class="WHIT">  </span><span class="NAME">this.updateEdges</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">updateEdges</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 81</span> 
<span class='line'> 82</span> </span><span class="WHIT">  </span><span class="COMM">// Member data</span><span class="WHIT">
<span class='line'> 83</span> </span><span class="WHIT">  </span><span class="COMM">// Div id where map is stored</span><span class="WHIT">
<span class='line'> 84</span> </span><span class="WHIT">  </span><span class="NAME">this.div_id</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">div_id</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 85</span> 
<span class='line'> 86</span> </span><span class="WHIT">  </span><span class="COMM">// Actual google map</span><span class="WHIT">
<span class='line'> 87</span> </span><span class="WHIT">  </span><span class="NAME">this.map</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 88</span> 
<span class='line'> 89</span> </span><span class="WHIT">  </span><span class="COMM">// Map options</span><span class="WHIT">
<span class='line'> 90</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">map_opts</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 91</span> </span><span class="WHIT">    </span><span class="NAME">this.map_opts</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">map_opts</span><span class="PUNC">;</span><span class="WHIT"> 
<span class='line'> 92</span>   </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'> 93</span> </span><span class="WHIT">  </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT"> </span><span class="COMM">// set some default options</span><span class="WHIT">
<span class='line'> 94</span> </span><span class="WHIT">    </span><span class="NAME">this.map_opts</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 95</span> </span><span class="WHIT">      </span><span class="NAME">backgroundColor</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="STRN">"#dddddd"</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 96</span> </span><span class="WHIT">      </span><span class="NAME">zoom</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NUMB">4</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 97</span> </span><span class="WHIT">      </span><span class="NAME">disableDoubleClickZoom</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 98</span> </span><span class="WHIT">      </span><span class="NAME">scrollwheel</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 99</span> </span><span class="WHIT">      </span><span class="NAME">center</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">google.maps.LatLng</span><span class="PUNC">(</span><span class="NUMB">50</span><span class="PUNC">,</span><span class="PUNC">-</span><span class="NUMB">115</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>100</span> </span><span class="WHIT">      </span><span class="NAME">mapTypeControlOptions</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>101</span> </span><span class="WHIT">        </span><span class="NAME">mapTypeIds</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="NAME">google.maps.MapTypeId.ROADMAP</span><span class="PUNC">]</span><span class="WHIT">
<span class='line'>102</span> </span><span class="WHIT">        </span><span class="PUNC">}</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>103</span> </span><span class="WHIT">      </span><span class="NAME">mapTypeControl</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>104</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>105</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>106</span> 
<span class='line'>107</span> </span><span class="WHIT">  </span><span class="NAME">this.map_type</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">map_type</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>108</span> 
<span class='line'>109</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.map_type</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="WHIT"> </span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>110</span> </span><span class="WHIT">    </span><span class="NAME">this.map_opts.customMapType</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.map_type</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>111</span> </span><span class="WHIT">    </span><span class="NAME">this.map_opts.mapTypeControlOptions.mapTypeIds.push</span><span class="PUNC">(</span><span class="NAME">this.map_type.getID</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>112</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>113</span> 
<span class='line'>114</span> </span><span class="WHIT">  </span><span class="COMM">// Initialize map</span><span class="WHIT">
<span class='line'>115</span> </span><span class="WHIT">  </span><span class="NAME">this.initialize</span><span class="PUNC">(</span><span class="NAME">this.map_opts</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>116</span> 
<span class='line'>117</span> </span><span class="WHIT">  </span><span class="COMM">// nodes</span><span class="WHIT">
<span class='line'>118</span> </span><span class="WHIT">  </span><span class="NAME">this.nodes</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">nodes</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>119</span> </span><span class="WHIT">  </span><span class="COMM">// Actual node objects</span><span class="WHIT">
<span class='line'>120</span> </span><span class="WHIT">  </span><span class="NAME">this.Nodes</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>121</span> </span><span class="WHIT">  </span><span class="COMM">// edges</span><span class="WHIT">
<span class='line'>122</span> </span><span class="WHIT">  </span><span class="NAME">this.edges</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">edges</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>123</span> </span><span class="WHIT">  </span><span class="COMM">// Actual edge objects</span><span class="WHIT">
<span class='line'>124</span> </span><span class="WHIT">  </span><span class="NAME">this.Edges</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>125</span> 
<span class='line'>126</span> </span><span class="WHIT">  </span><span class="COMM">// Properties</span><span class="WHIT">
<span class='line'>127</span> </span><span class="WHIT">  </span><span class="NAME">this.nodesVisible</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>128</span> </span><span class="WHIT">  </span><span class="NAME">this.edgesVisible</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>129</span> 
<span class='line'>130</span> </span><span class="WHIT">  </span><span class="COMM">// set mapper</span><span class="WHIT">
<span class='line'>131</span> </span><span class="WHIT">  </span><span class="NAME">this.latlng_mapper</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">latlng_mapper</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>132</span> 
<span class='line'>133</span> </span><span class="WHIT">  </span><span class="COMM">// set nodes</span><span class="WHIT">
<span class='line'>134</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.nodes</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>135</span> </span><span class="WHIT">    </span><span class="COMM">// initialize</span><span class="WHIT">
<span class='line'>136</span> </span><span class="WHIT">    </span><span class="NAME">this.initNodes</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>137</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>138</span> 
<span class='line'>139</span> </span><span class="WHIT">  </span><span class="COMM">// set edges</span><span class="WHIT">
<span class='line'>140</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.edges</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>141</span> </span><span class="WHIT">    </span><span class="COMM">// initialize</span><span class="WHIT">
<span class='line'>142</span> </span><span class="WHIT">    </span><span class="NAME">this.initEdges</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>143</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>144</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>145</span> 
<span class='line'>146</span> </span><span class="COMM">/** Binds an event to a single node (Node object), specified by the given index (looks in 
<span class='line'>147</span> *   the object's node list to find the node; returns false if node does not exist
<span class='line'>148</span> *
<span class='line'>149</span> *   @param idx  Index of node
<span class='line'>150</span> *   @param eventType  (string) indicates what event should be listened for (i.e., 'click', 'drag')
<span class='line'>151</span> *   @param func  function reference; to be executed on event (may be empty function, but not null)
<span class='line'>152</span> *   @returns true, on success; false otherwise
<span class='line'>153</span> *   @methodOf Network
<span class='line'>154</span> **/</span><span class="WHIT">
<span class='line'>155</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">bindEventToNode</span><span class="PUNC">(</span><span class="NAME">idx</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">eventType</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">func</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>156</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.nodes</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">this.nodes.length</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">+</span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>157</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT"> 
<span class='line'>158</span>   </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>159</span> 
<span class='line'>160</span> </span><span class="WHIT">  </span><span class="COMM">// at this point, node must exist, so bind event</span><span class="WHIT">
<span class='line'>161</span> </span><span class="WHIT">  </span><span class="COMM">// first, ensure we have an actual function</span><span class="WHIT">
<span class='line'>162</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">func</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>163</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>164</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>165</span> 
<span class='line'>166</span> </span><span class="WHIT">  </span><span class="COMM">// now bind event to object</span><span class="WHIT">
<span class='line'>167</span> </span><span class="WHIT">  </span><span class="KEYW">try</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>168</span> </span><span class="WHIT">    </span><span class="NAME">google.maps.event.addListener</span><span class="PUNC">(</span><span class="NAME">this.Nodes</span><span class="PUNC">[</span><span class="NAME">idx</span><span class="PUNC">]</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">eventType</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">func</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>169</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>170</span> </span><span class="WHIT">  </span><span class="KEYW">catch</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">er</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>171</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>172</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>173</span> 
<span class='line'>174</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>175</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>176</span> 
<span class='line'>177</span> </span><span class="COMM">/** Binds an event to all nodes (Node objects) in the network
<span class='line'>178</span> *
<span class='line'>179</span> *   @param eventType  (string) indicates what event should be listened for (i.e., 'click', 'drag')
<span class='line'>180</span> *   @param func  function reference; to be executed on event (may be empty function, but not null)
<span class='line'>181</span> *   @returns true, on success; false otherwise
<span class='line'>182</span> *   @methodOf Network
<span class='line'>183</span> **/</span><span class="WHIT">
<span class='line'>184</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">bindEventToNodes</span><span class="PUNC">(</span><span class="NAME">eventType</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">func</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>185</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.nodes</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">func</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>186</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>187</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>188</span> 
<span class='line'>189</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">i</span><span class="PUNC">=</span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.Nodes.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>190</span> </span><span class="WHIT">    </span><span class="NAME">success</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.bindEventToNode</span><span class="PUNC">(</span><span class="NAME">i</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">eventType</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">func</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>191</span> 
<span class='line'>192</span> </span><span class="WHIT">    </span><span class="COMM">// if ever we fail, we fail altogether</span><span class="WHIT">
<span class='line'>193</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">success</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>194</span> </span><span class="WHIT">      </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>195</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>196</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>197</span> 
<span class='line'>198</span> </span><span class="WHIT">  </span><span class="COMM">// got this far, ok</span><span class="WHIT">
<span class='line'>199</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>200</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>201</span> 
<span class='line'>202</span> </span><span class="COMM">/** Adds a control element to the map, specifying position and element
<span class='line'>203</span> *   @memberOf Network
<span class='line'>204</span> *
<span class='line'>205</span> *   @param position  One of static values google.maps.ControlPosition.* (see Google Maps API v3)
<span class='line'>206</span> *   @param elt       HTML element to be placed in map controls
<span class='line'>207</span> *
<span class='line'>208</span> **/</span><span class="WHIT">
<span class='line'>209</span> </span><span class="COMM">// TODO:  error handling here</span><span class="WHIT">
<span class='line'>210</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">addControlElement</span><span class="PUNC">(</span><span class="NAME">position</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">elt</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>211</span> </span><span class="WHIT">  </span><span class="NAME">this.map.controls</span><span class="PUNC">[</span><span class="NAME">position</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">insertAt</span><span class="PUNC">(</span><span class="NUMB">0</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">elt</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT"> 
<span class='line'>212</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>213</span> 
<span class='line'>214</span> </span><span class="COMM">/**
<span class='line'>215</span> * initializes a list of nodes using the array input
<span class='line'>216</span> * nodes should have three fields:  name, xcoord, ycoord
<span class='line'>217</span> *   @param nodeArray  Array of Node objects
<span class='line'>218</span> *   @methodOf Network
<span class='line'>219</span> **/</span><span class="WHIT">
<span class='line'>220</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">initNodes</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>221</span> </span><span class="WHIT">  </span><span class="COMM">// initialize the array to zeros to get correct-length Array</span><span class="WHIT">
<span class='line'>222</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.nodes.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>223</span> </span><span class="WHIT">    </span><span class="NAME">this.Nodes</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>224</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>225</span> 
<span class='line'>226</span> </span><span class="WHIT">  </span><span class="COMM">// go through each node</span><span class="WHIT">
<span class='line'>227</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.nodes.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>228</span> </span><span class="WHIT">    </span><span class="COMM">// check to see whether this node has an id</span><span class="WHIT">
<span class='line'>229</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.nodes</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">id</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>230</span> </span><span class="WHIT">      </span><span class="COMM">// if no id present, set equal to position in node array</span><span class="WHIT">
<span class='line'>231</span> </span><span class="WHIT">      </span><span class="NAME">this.nodes</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">id</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>232</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>233</span> 
<span class='line'>234</span> </span><span class="WHIT">    </span><span class="COMM">// find the lat/lng bounds for this object</span><span class="WHIT">
<span class='line'>235</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">bounds</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.latlng_mapper.map</span><span class="PUNC">(</span><span class="NAME">this.nodes</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">xcoord</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">this.nodes</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">ycoord</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>236</span> 
<span class='line'>237</span> </span><span class="WHIT">    </span><span class="COMM">// possible node icons:</span><span class="WHIT">
<span class='line'>238</span> </span><span class="WHIT">    </span><span class="COMM">// http://maps.google.com/images/srpr/nav_logo13.png</span><span class="WHIT">
<span class='line'>239</span> </span><span class="WHIT">    </span><span class="COMM">// http://maps.gstatic.com/mapfiles/red_stars.png (or /stars.png)</span><span class="WHIT">
<span class='line'>240</span> </span><span class="WHIT">    </span><span class="COMM">//var image = new google.maps.MarkerImage("http://www.google.com/mapfiles/circle.png", new google.maps.Size(8,8), new google.maps.Point(0,0));</span><span class="WHIT">
<span class='line'>241</span> 
<span class='line'>242</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">curNode</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">google.maps.Marker</span><span class="PUNC">(</span><span class="PUNC">{</span><span class="NAME">position</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">bounds.getSouthWest</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">map</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">this.map</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">title</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">this.nodes</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">name</span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>243</span> 
<span class='line'>244</span> </span><span class="WHIT">    </span><span class="COMM">// add node to array at correct index</span><span class="WHIT">
<span class='line'>245</span> </span><span class="WHIT">    </span><span class="NAME">this.Nodes</span><span class="PUNC">[</span><span class="NAME">this.nodes</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">id</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">curNode</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>246</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>247</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>248</span> 
<span class='line'>249</span> </span><span class="COMM">/** 
<span class='line'>250</span> * Initializes this Network's edges using edge array input
<span class='line'>251</span> * Each input edge should have values 'from' and 'to' as indices indicating which
<span class='line'>252</span> * nodes are connected by this edge (using the ordering of the input nodes)
<span class='line'>253</span> * and may include an optional 'weight'
<span class='line'>254</span> * @param edgeArray Array of Edge objects
<span class='line'>255</span> * @methodOf Network
<span class='line'>256</span> **/</span><span class="WHIT">
<span class='line'>257</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">initEdges</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>258</span> </span><span class="WHIT">  </span><span class="COMM">// options for how to draw edges</span><span class="WHIT">
<span class='line'>259</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">edgeOpts</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>260</span> </span><span class="WHIT">    </span><span class="COMM">//strokeColor: "#FF0000",</span><span class="WHIT">
<span class='line'>261</span> </span><span class="WHIT">    </span><span class="NAME">strokeOpacity</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NUMB">0.5</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>262</span> </span><span class="WHIT">    </span><span class="COMM">//strokeWeight: 2,</span><span class="WHIT">
<span class='line'>263</span> </span><span class="WHIT">    </span><span class="NAME">clickable</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>264</span> </span><span class="WHIT">    </span><span class="NAME">zIndex</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="WHIT"> 
<span class='line'>265</span>   </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>266</span> 
<span class='line'>267</span> </span><span class="WHIT">  </span><span class="COMM">// go through each edge, find corresponding nodes, get their LatLng coords and</span><span class="WHIT">
<span class='line'>268</span> </span><span class="WHIT">  </span><span class="COMM">// use these to set the path of the edge</span><span class="WHIT">
<span class='line'>269</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">i</span><span class="PUNC">=</span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.edges.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>270</span> </span><span class="WHIT">    </span><span class="NAME">from_idx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.edges</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">from</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>271</span> </span><span class="WHIT">    </span><span class="NAME">to_idx</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.edges</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">to</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>272</span> 
<span class='line'>273</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">weight</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>274</span> 
<span class='line'>275</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.edges</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">weight</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="NAME">undefined</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>276</span> </span><span class="WHIT">      </span><span class="NAME">weight</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.edges</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">weight</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>277</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>278</span> 
<span class='line'>279</span> </span><span class="WHIT">    </span><span class="COMM">// map this weight to a color between blue (low) and red (high)</span><span class="WHIT">
<span class='line'>280</span> </span><span class="WHIT">    </span><span class="COMM">/*
<span class='line'>281</span>     red = Math.pow(weight,0.5);
<span class='line'>282</span>     if (weight &lt; 0.5) {
<span class='line'>283</span>       red = 0;
<span class='line'>284</span>     }
<span class='line'>285</span>     //green = -2*Math.pow(weight-0.5,2)+0.5;
<span class='line'>286</span>     green = Math.pow(weight,0.25);
<span class='line'>287</span>     if (weight &lt; 0.35 || weight > 0.65) {
<span class='line'>288</span>       green = 0;
<span class='line'>289</span>     }
<span class='line'>290</span>     blue = Math.pow(weight-1,2);
<span class='line'>291</span>     if (weight > 0.5) {
<span class='line'>292</span>       blue = 0;
<span class='line'>293</span>     }
<span class='line'>294</span>     */</span><span class="WHIT">
<span class='line'>295</span> </span><span class="WHIT">    </span><span class="NAME">red</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">weight</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>296</span> </span><span class="WHIT">    </span><span class="NAME">green</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>297</span> </span><span class="WHIT">    </span><span class="NAME">blue</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">-</span><span class="NAME">weight</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>298</span> </span><span class="WHIT">    </span><span class="COMM">//color = rgb2hex8(red,green,blue);</span><span class="WHIT">
<span class='line'>299</span> </span><span class="WHIT">    </span><span class="NAME">color</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"0000ff"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>300</span> 
<span class='line'>301</span> </span><span class="WHIT">    </span><span class="NAME">edgeOpts</span><span class="PUNC">[</span><span class="STRN">'strokeColor'</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'#'</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">color</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>302</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">line_weight</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">10</span><span class="WHIT"> </span><span class="PUNC">*</span><span class="WHIT"> </span><span class="NAME">weight</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>303</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">line_weight</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>304</span> </span><span class="WHIT">      </span><span class="NAME">line_weight</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>305</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>306</span> 
<span class='line'>307</span> </span><span class="WHIT">    </span><span class="NAME">edgeOpts</span><span class="PUNC">[</span><span class="STRN">'strokeWeight'</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">line_weight</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>308</span> 
<span class='line'>309</span> </span><span class="WHIT">    </span><span class="NAME">edge</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">google.maps.Polyline</span><span class="PUNC">(</span><span class="NAME">edgeOpts</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>310</span> 
<span class='line'>311</span> </span><span class="WHIT">    </span><span class="COMM">// set path and map</span><span class="WHIT">
<span class='line'>312</span> </span><span class="WHIT">    </span><span class="NAME">from_bound</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.Nodes</span><span class="PUNC">[</span><span class="NAME">from_idx</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">getPosition</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>313</span> </span><span class="WHIT">    </span><span class="NAME">to_bound</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.Nodes</span><span class="PUNC">[</span><span class="NAME">to_idx</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">getPosition</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>314</span> 
<span class='line'>315</span> </span><span class="WHIT">    </span><span class="NAME">edge.setPath</span><span class="PUNC">(</span><span class="NAME">Array</span><span class="PUNC">(</span><span class="NAME">from_bound</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">to_bound</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>316</span> </span><span class="WHIT">    </span><span class="NAME">edge.setMap</span><span class="PUNC">(</span><span class="NAME">this.map</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>317</span> 
<span class='line'>318</span> </span><span class="WHIT">    </span><span class="COMM">// add edge to array</span><span class="WHIT">
<span class='line'>319</span> </span><span class="WHIT">    </span><span class="NAME">this.Edges.push</span><span class="PUNC">(</span><span class="NAME">edge</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>320</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>321</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>322</span> 
<span class='line'>323</span> </span><span class="COMM">/**
<span class='line'>324</span> * Updates the current edge array with the edges in the input array
<span class='line'>325</span> * Assumes numerical edge indices correspond to the order of nodes in the node array
<span class='line'>326</span> * @param edgeArray Array of Edge objects
<span class='line'>327</span> * @methodOf Network
<span class='line'>328</span> **/</span><span class="WHIT">
<span class='line'>329</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">updateEdges</span><span class="PUNC">(</span><span class="NAME">edgeArray</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>330</span> </span><span class="WHIT">  </span><span class="COMM">// clear old edges</span><span class="WHIT">
<span class='line'>331</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.Edges.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>332</span> </span><span class="WHIT">    </span><span class="NAME">this.Edges</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">setMap</span><span class="PUNC">(</span><span class="KEYW">null</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>333</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>334</span> 
<span class='line'>335</span> </span><span class="WHIT">  </span><span class="NAME">this.Edges</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">Array</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>336</span> 
<span class='line'>337</span> </span><span class="WHIT">  </span><span class="COMM">// add new edges</span><span class="WHIT">
<span class='line'>338</span> </span><span class="WHIT">  </span><span class="NAME">this.initEdges</span><span class="PUNC">(</span><span class="NAME">edgeArray</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>339</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>340</span> 
<span class='line'>341</span> </span><span class="COMM">/**
<span class='line'>342</span> * Initialize a new Network
<span class='line'>343</span> * @param map_opts JSON object with map options
<span class='line'>344</span> * @memberOf Network
<span class='line'>345</span> **/</span><span class="WHIT">
<span class='line'>346</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">initialize</span><span class="PUNC">(</span><span class="NAME">map_opts</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>347</span> 
<span class='line'>348</span> </span><span class="WHIT">  </span><span class="NAME">this.map</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">google.maps.Map</span><span class="PUNC">(</span><span class="NAME">document.getElementById</span><span class="PUNC">(</span><span class="NAME">this.div_id</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">map_opts</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>349</span> 
<span class='line'>350</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">map_opts.customMapType</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>351</span> </span><span class="WHIT">    </span><span class="NAME">this.map.mapTypes.set</span><span class="PUNC">(</span><span class="NAME">map_opts.customMapType.getID</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">map_opts.customMapType.getMapType</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>352</span> </span><span class="WHIT">    </span><span class="NAME">this.map.setMapTypeId</span><span class="PUNC">(</span><span class="NAME">map_opts.customMapType.getID</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>353</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>354</span> </span><span class="WHIT">  </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT"> </span><span class="COMM">// default to roadmap</span><span class="WHIT">
<span class='line'>355</span> </span><span class="WHIT">    </span><span class="NAME">this.map.setMapTypeId</span><span class="PUNC">(</span><span class="NAME">google.maps.MapTypeId.ROADMAP</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>356</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>357</span> 
<span class='line'>358</span> </span><span class="WHIT">  </span><span class="COMM">//var test = new BlankCustomMapType('custom');</span><span class="WHIT">
<span class='line'>359</span> </span><span class="WHIT">  </span><span class="COMM">//this.map.mapTypes.set(test.getID(), test.getMapType());</span><span class="WHIT">
<span class='line'>360</span> 
<span class='line'>361</span> </span><span class="WHIT">  </span><span class="COMM">// set the map type to use as first entry in map_opts, else default</span><span class="WHIT">
<span class='line'>362</span> </span><span class="WHIT">  </span><span class="COMM">/*
<span class='line'>363</span>   if (map_opts.mapTypeControlOptions != null && map_opts.mapTypeControlOptions.mapTypeIds != null) {
<span class='line'>364</span>     this.map.setMapTypeId(map_opts.mapTypeControlOptions.mapTypeIds[0]);
<span class='line'>365</span>   }
<span class='line'>366</span>   */</span><span class="WHIT">
<span class='line'>367</span> </span><span class="WHIT"> 
<span class='line'>368</span>   </span><span class="COMM">// insert any additional control elements</span><span class="WHIT">
<span class='line'>369</span> </span><span class="WHIT">  </span><span class="COMM">/* TODO:  commented out 10/18/10 to move this functionality somewhere else, i.e., as additional fn or param 
<span class='line'>370</span>   this.map.controls[google.maps.ControlPosition.TOP_RIGHT].insertAt(0, createRadioButtonControlDiv('Sparse', 'sparse', true, 'update_network_edges(airline_nodes)'));
<span class='line'>371</span>   this.map.controls[google.maps.ControlPosition.TOP_RIGHT].insertAt(0, createRadioButtonControlDiv('Mid', 'sparse', false, 'update_network_edges(airline_nodes_mid)'));
<span class='line'>372</span>   this.map.controls[google.maps.ControlPosition.TOP_RIGHT].insertAt(0, createRadioButtonControlDiv('Dense', 'sparse', false, 'update_network_edges(airline_nodes_dense)'));
<span class='line'>373</span>   this.map.controls[google.maps.ControlPosition.TOP_RIGHT].insertAt(0, createRadioButtonControlDiv('Global', 'sparse', false, 'update_network_edges(airline_nodes_global)'));
<span class='line'>374</span>   this.map.controls[google.maps.ControlPosition.TOP_RIGHT].insertAt(0, createCheckboxControlDiv("Show nodes", false, "showNetworkNodes(this.checked);"));
<span class='line'>375</span>   this.map.controls[google.maps.ControlPosition.RIGHT].insertAt(0, createTextDiv("", "num_edges"));
<span class='line'>376</span>   */</span><span class="WHIT">
<span class='line'>377</span> </span><span class="PUNC">}</span><span class="WHIT"> 
<span class='line'>378</span> 
<span class='line'>379</span> </span><span class="COMM">/**
<span class='line'>380</span> *  Show the nodes in this network.
<span class='line'>381</span> *  Provides interactivity function that can be utilized from within the map itself or externally via page controls.
<span class='line'>382</span> *  @memberOf Network
<span class='line'>383</span> **/</span><span class="WHIT">
<span class='line'>384</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">showNodes</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>385</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">i</span><span class="PUNC">=</span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.Nodes.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>386</span> </span><span class="WHIT">    </span><span class="NAME">this.Nodes</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">setVisible</span><span class="PUNC">(</span><span class="KEYW">true</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>387</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>388</span> 
<span class='line'>389</span> </span><span class="WHIT">  </span><span class="NAME">this.nodesVisible</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>390</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>391</span> 
<span class='line'>392</span> </span><span class="COMM">/**
<span class='line'>393</span> *  Hide the nodes in this network.
<span class='line'>394</span> *  Provides interactivity function that can be utilized from within the map itself or externally via page controls.
<span class='line'>395</span> *  @memberOf Network
<span class='line'>396</span> **/</span><span class="WHIT">
<span class='line'>397</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">hideNodes</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>398</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">i</span><span class="PUNC">=</span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">this.Nodes.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>399</span> </span><span class="WHIT">    </span><span class="NAME">this.Nodes</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">setVisible</span><span class="PUNC">(</span><span class="KEYW">false</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>400</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>401</span> 
<span class='line'>402</span> </span><span class="WHIT">  </span><span class="NAME">this.nodesVisible</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>403</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>404</span> 
<span class='line'>405</span> </span><span class="COMM">//TODO: implement this "superclass" and add the necessary methods to register map types w/in Network</span><span class="WHIT">
<span class='line'>406</span> </span><span class="COMM">/** Custom MapType interface for displaying maps of any kind underneath Network.
<span class='line'>407</span> *   The subclass itself should describe how to build a MapType of the correct type (see Google Maps API v3)
<span class='line'>408</span> *   when calling the getMapType method of the object, using the options specified, if necessary.
<span class='line'>409</span> *
<span class='line'>410</span> *   Any subclass should have implemented the getID() and getMapType() methods.
<span class='line'>411</span> *
<span class='line'>412</span> *   @constructor
<span class='line'>413</span> *   @param opts (optional / JSON object) Options specified for this map type
<span class='line'>414</span> *
<span class='line'>415</span> **/</span><span class="WHIT">
<span class='line'>416</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">CustomMapType</span><span class="PUNC">(</span><span class="NAME">ID</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">opts</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>417</span> </span><span class="WHIT">  </span><span class="NAME">this.ID</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">ID</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>418</span> </span><span class="WHIT">  </span><span class="NAME">this.options</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">opts</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>419</span> 
<span class='line'>420</span> </span><span class="WHIT">  </span><span class="NAME">this.getID</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.ID</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>421</span> </span><span class="WHIT">  </span><span class="NAME">this.getOptions</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.options</span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>422</span> </span><span class="WHIT">  </span><span class="NAME">this.getMapType</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>423</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>424</span> 
<span class='line'>425</span> </span><span class="COMM">/** Custom MapType that displays a blank (grey) background underneath a Network object.
<span class='line'>426</span> *
<span class='line'>427</span> *   @constructor
<span class='line'>428</span> *   @param ID  (String) ID -- the map will register this map type according to 
<span class='line'>429</span> **/</span><span class="WHIT">
<span class='line'>430</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">BlankCustomMapType</span><span class="PUNC">(</span><span class="NAME">ID</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>431</span> </span><span class="WHIT">  </span><span class="NAME">this.ID</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">ID</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>432</span> 
<span class='line'>433</span> </span><span class="WHIT">  </span><span class="NAME">this.getID</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT"> </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.ID</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>434</span> 
<span class='line'>435</span> </span><span class="WHIT">  </span><span class="COMM">// Create a custom ImageMapType that returns a blank tile</span><span class="WHIT">
<span class='line'>436</span> </span><span class="WHIT">  </span><span class="NAME">this.getMapType</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>437</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">copts</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>438</span> </span><span class="WHIT">      </span><span class="NAME">getTileUrl</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">coord</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">zoom</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>439</span> </span><span class="WHIT">        </span><span class="NAME">url</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"http://maps.gstatic.com/intl/en_us/mapfiles/transparent.png"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>440</span> </span><span class="WHIT">        
<span class='line'>441</span>         </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">url</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>442</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>443</span> </span><span class="WHIT">      </span><span class="NAME">tileSize</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">google.maps.Size</span><span class="PUNC">(</span><span class="NUMB">256</span><span class="PUNC">,</span><span class="NUMB">256</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>444</span> </span><span class="WHIT">      </span><span class="NAME">isPng</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>445</span> </span><span class="WHIT">      </span><span class="NAME">minZoom</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NUMB">2</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>446</span> </span><span class="WHIT">      </span><span class="NAME">maxZoom</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NUMB">16</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>447</span> </span><span class="WHIT">      </span><span class="NAME">name</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="STRN">'blank'</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>448</span> </span><span class="WHIT">      </span><span class="NAME">alt</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="STRN">'blank map type'</span><span class="WHIT">
<span class='line'>449</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>450</span> 
<span class='line'>451</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">google.maps.ImageMapType</span><span class="PUNC">(</span><span class="NAME">copts</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>452</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>453</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>454</span> 
<span class='line'>455</span> </span><span class="COMM">/**
<span class='line'>456</span> * Custom ImageOverlay type (see Google Maps API v3 ref.)
<span class='line'>457</span> * 
<span class='line'>458</span> *
<span class='line'>459</span> *
<span class='line'>460</span> **/</span><span class="WHIT">
<span class='line'>461</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">c_ImageOverlay</span><span class="PUNC">(</span><span class="NAME">bounds</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">image</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">map</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">text</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">select_image</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">source_image</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">dest_image</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>462</span> </span><span class="WHIT">  </span><span class="COMM">// init</span><span class="WHIT">
<span class='line'>463</span> </span><span class="WHIT">  </span><span class="NAME">this.bounds_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">bounds</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>464</span> </span><span class="WHIT">  </span><span class="NAME">this.image_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">image</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>465</span> </span><span class="WHIT">  </span><span class="NAME">this.map_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">map</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>466</span> </span><span class="WHIT">  </span><span class="NAME">this.idx_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>467</span> </span><span class="WHIT">  </span><span class="NAME">this.select_image_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">select_image</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>468</span> </span><span class="WHIT">  </span><span class="NAME">this.source_image_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">source_image</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>469</span> </span><span class="WHIT">  </span><span class="NAME">this.dest_image_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">dest_image</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>470</span> 
<span class='line'>471</span> </span><span class="WHIT">  </span><span class="NAME">this.div_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>472</span> </span><span class="WHIT">  </span><span class="NAME">this.text_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">text</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>473</span> </span><span class="WHIT">  </span><span class="NAME">this.text_div_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>474</span> </span><span class="WHIT">  </span><span class="NAME">this.info_box_div_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>475</span> </span><span class="WHIT">  </span><span class="NAME">this.info_box_open_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>476</span> 
<span class='line'>477</span> </span><span class="WHIT">  </span><span class="NAME">this.setMap</span><span class="PUNC">(</span><span class="NAME">map</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>478</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>479</span> 
<span class='line'>480</span> </span><span class="COMM">// sub-class</span><span class="WHIT">
<span class='line'>481</span> </span><span class="NAME">c_ImageOverlay.prototype</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">google.maps.OverlayView</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>482</span> 
<span class='line'>483</span> </span><span class="COMM">/**
<span class='line'>484</span> *  Event handler when c_ImageOverlay object added to HTML
<span class='line'>485</span> **/</span><span class="WHIT">
<span class='line'>486</span> </span><span class="NAME">c_ImageOverlay.prototype.onAdd</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>487</span> </span><span class="WHIT">  </span><span class="COMM">// create the div elt</span><span class="WHIT">
<span class='line'>488</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">div</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">document.createElement</span><span class="PUNC">(</span><span class="STRN">"DIV"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>489</span> </span><span class="WHIT">  </span><span class="COMM">// border stuff here really just for testing</span><span class="WHIT">
<span class='line'>490</span> </span><span class="WHIT">  </span><span class="NAME">div.style.border</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"none"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>491</span> </span><span class="WHIT">  </span><span class="NAME">div.style.position</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"absolute"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>492</span> 
<span class='line'>493</span> </span><span class="WHIT">  </span><span class="COMM">// anchor for linking to events</span><span class="WHIT">
<span class='line'>494</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">a</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">document.createElement</span><span class="PUNC">(</span><span class="STRN">"A"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>495</span> </span><span class="WHIT">  </span><span class="NAME">a.href</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"#"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>496</span> </span><span class="WHIT">  </span><span class="NAME">a.onclick</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">Function</span><span class="PUNC">(</span><span class="STRN">""</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="STRN">"return registerNodeClick("</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">this.idx_</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">");"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>497</span> 
<span class='line'>498</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">img</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">document.createElement</span><span class="PUNC">(</span><span class="STRN">"img"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>499</span> </span><span class="WHIT">  </span><span class="NAME">img.id</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"img"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">this.idx_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>500</span> </span><span class="WHIT">  </span><span class="NAME">img.src</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.image_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>501</span> </span><span class="WHIT">  </span><span class="NAME">img.style.width</span><span class="PUNC">=</span><span class="STRN">"100%"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>502</span> </span><span class="WHIT">  </span><span class="NAME">img.style.height</span><span class="PUNC">=</span><span class="STRN">"100%"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>503</span> </span><span class="WHIT">  </span><span class="NAME">img.style.zIndex</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"1"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>504</span> </span><span class="WHIT">  </span><span class="NAME">img.style.marginLeft</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"0px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>505</span> </span><span class="WHIT">  </span><span class="NAME">img.style.marginTop</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"0px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>506</span> </span><span class="WHIT">  </span><span class="NAME">img.style.position</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"absolute"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>507</span> 
<span class='line'>508</span> </span><span class="WHIT">  </span><span class="NAME">a.appendChild</span><span class="PUNC">(</span><span class="NAME">img</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>509</span> </span><span class="WHIT">  </span><span class="NAME">div.appendChild</span><span class="PUNC">(</span><span class="NAME">a</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>510</span> 
<span class='line'>511</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">text_div</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">document.createElement</span><span class="PUNC">(</span><span class="STRN">"DIV"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>512</span> </span><span class="WHIT">  </span><span class="NAME">text_div.style.position</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"relative"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>513</span> </span><span class="WHIT">  </span><span class="NAME">text_div.style.marginLeft</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"97%"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>514</span> </span><span class="WHIT">  </span><span class="NAME">text_div.style.marginTop</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"25%"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>515</span> </span><span class="WHIT">  </span><span class="NAME">text_div.style.width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"100px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>516</span> </span><span class="WHIT">  </span><span class="NAME">text_div.style.zIndex</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"-1"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>517</span> </span><span class="WHIT">  </span><span class="NAME">text_div.style.display</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">""</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>518</span> </span><span class="WHIT">  </span><span class="COMM">//text_div.onclick = new Function("", "return registerNodeClick(" + this.idx_ + ");");</span><span class="WHIT">
<span class='line'>519</span> </span><span class="WHIT">  </span><span class="NAME">text_div.innerHTML</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.text_</span><span class="PUNC">;</span><span class="WHIT"> 
<span class='line'>520</span> 
<span class='line'>521</span>   </span><span class="NAME">this.text_div_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">text_div</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>522</span> 
<span class='line'>523</span> </span><span class="WHIT">  </span><span class="NAME">div.appendChild</span><span class="PUNC">(</span><span class="NAME">this.text_div_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>524</span> </span><span class="WHIT">  </span><span class="NAME">this.info_box_div_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">createInfoBox</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>525</span> </span><span class="WHIT">  </span><span class="NAME">div.appendChild</span><span class="PUNC">(</span><span class="NAME">this.info_box_div_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>526</span> 
<span class='line'>527</span> </span><span class="WHIT">  </span><span class="COMM">//div.innerHTML = "&lt;a href='#' onclick='alert(" + this.idx_ + "); return false'>&lt;img src='" + this.image_ + "' border='0'>&lt;/a>";</span><span class="WHIT">
<span class='line'>528</span> 
<span class='line'>529</span> </span><span class="WHIT">  </span><span class="COMM">// set the div</span><span class="WHIT">
<span class='line'>530</span> </span><span class="WHIT">  </span><span class="NAME">this.div_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">div</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>531</span> 
<span class='line'>532</span> </span><span class="WHIT">  </span><span class="COMM">// place this in one of the map's panes</span><span class="WHIT">
<span class='line'>533</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">panes</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getPanes</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>534</span> </span><span class="WHIT">  </span><span class="NAME">panes.overlayImage.appendChild</span><span class="PUNC">(</span><span class="NAME">div</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>535</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>536</span> 
<span class='line'>537</span> </span><span class="COMM">// hides text</span><span class="WHIT">
<span class='line'>538</span> </span><span class="NAME">c_ImageOverlay.prototype.hideText</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>539</span> </span><span class="WHIT">  </span><span class="NAME">this.text_div_.style.display</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"none"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>540</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>541</span> </span><span class="COMM">// shows text</span><span class="WHIT">
<span class='line'>542</span> </span><span class="NAME">c_ImageOverlay.prototype.showText</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>543</span> </span><span class="WHIT">  </span><span class="NAME">this.text_div_.style.display</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">""</span><span class="PUNC">;</span><span class="WHIT"> 
<span class='line'>544</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>545</span> 
<span class='line'>546</span> </span><span class="COMM">// image reset function</span><span class="WHIT">
<span class='line'>547</span> </span><span class="NAME">c_ImageOverlay.prototype.resetImage</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>548</span> </span><span class="WHIT">  </span><span class="NAME">this.div_.getElementsByTagName</span><span class="PUNC">(</span><span class="STRN">"img"</span><span class="PUNC">)</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">src</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.image_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>549</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>550</span> 
<span class='line'>551</span> </span><span class="COMM">// select image set function</span><span class="WHIT">
<span class='line'>552</span> </span><span class="NAME">c_ImageOverlay.prototype.setSelectImage</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>553</span> </span><span class="WHIT">  </span><span class="NAME">this.div_.getElementsByTagName</span><span class="PUNC">(</span><span class="STRN">"img"</span><span class="PUNC">)</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">src</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.select_image_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>554</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>555</span> 
<span class='line'>556</span> </span><span class="COMM">// set source image function</span><span class="WHIT">
<span class='line'>557</span> </span><span class="NAME">c_ImageOverlay.prototype.setSourceImage</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>558</span> </span><span class="WHIT">  </span><span class="NAME">this.div_.getElementsByTagName</span><span class="PUNC">(</span><span class="STRN">"img"</span><span class="PUNC">)</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">src</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.source_image_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>559</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>560</span> 
<span class='line'>561</span> </span><span class="COMM">// set destination image function</span><span class="WHIT">
<span class='line'>562</span> </span><span class="NAME">c_ImageOverlay.prototype.setDestImage</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>563</span> </span><span class="WHIT">  </span><span class="NAME">this.div_.getElementsByTagName</span><span class="PUNC">(</span><span class="STRN">"img"</span><span class="PUNC">)</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">src</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.dest_image_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>564</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>565</span> 
<span class='line'>566</span> </span><span class="COMM">// Shows a node-based info box</span><span class="WHIT">
<span class='line'>567</span> </span><span class="NAME">c_ImageOverlay.prototype.toggleInfoBox</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>568</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">this.info_box_open_</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>569</span> </span><span class="WHIT">    </span><span class="NAME">this.openInfoBox</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>570</span> </span><span class="WHIT">    </span><span class="NAME">this.setSelectImage</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>571</span> </span><span class="WHIT">    </span><span class="NAME">this.info_box_open_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>572</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>573</span> </span><span class="WHIT">  </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>574</span> </span><span class="WHIT">    </span><span class="COMM">//this.info_box_div_.display = "none";</span><span class="WHIT">
<span class='line'>575</span> </span><span class="WHIT">    </span><span class="NAME">this.closeInfoBox</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>576</span> </span><span class="WHIT">    </span><span class="NAME">this.resetImage</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>577</span> </span><span class="WHIT">    </span><span class="NAME">this.info_box_open_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>578</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>579</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>580</span> 
<span class='line'>581</span> </span><span class="COMM">/**
<span class='line'>582</span> * Handler for drawing a c_ImageOverlay object
<span class='line'>583</span> **/</span><span class="WHIT">
<span class='line'>584</span> </span><span class="NAME">c_ImageOverlay.prototype.draw</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>585</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">overlayProjection</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getProjection</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>586</span> 
<span class='line'>587</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">sw</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">overlayProjection.fromLatLngToDivPixel</span><span class="PUNC">(</span><span class="NAME">this.bounds_.getSouthWest</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>588</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">ne</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">overlayProjection.fromLatLngToDivPixel</span><span class="PUNC">(</span><span class="NAME">this.bounds_.getNorthEast</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>589</span> 
<span class='line'>590</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">div</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.div_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>591</span> </span><span class="WHIT">  </span><span class="NAME">div.style.left</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">sw.x</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">'px'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>592</span> </span><span class="WHIT">  </span><span class="NAME">div.style.top</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">ne.y</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">'px'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>593</span> </span><span class="WHIT">  
<span class='line'>594</span>   </span><span class="COMM">// calculate width/height</span><span class="WHIT">
<span class='line'>595</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">ne.x</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">sw.x</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>596</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">ne.y</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">sw.y</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>597</span> 
<span class='line'>598</span> </span><span class="WHIT">  </span><span class="COMM">// correct if minimum width/height not reached</span><span class="WHIT">
<span class='line'>599</span> </span><span class="WHIT">  
<span class='line'>600</span>   </span><span class="COMM">// equality check to make div square; set to max</span><span class="WHIT">
<span class='line'>601</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">width</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="NAME">height</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>602</span> </span><span class="WHIT">    </span><span class="NAME">width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Math.max</span><span class="PUNC">(</span><span class="NAME">width</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">height</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>603</span> </span><span class="WHIT">    </span><span class="NAME">height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">width</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>604</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>605</span> 
<span class='line'>606</span> </span><span class="WHIT">  </span><span class="COMM">// correct if minimum width not reached</span><span class="WHIT">
<span class='line'>607</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">width</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NUMB">16</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>608</span> </span><span class="WHIT">    </span><span class="NAME">width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">16</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>609</span> </span><span class="WHIT">    </span><span class="NAME">height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">16</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>610</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>611</span> 
<span class='line'>612</span> </span><span class="WHIT">  </span><span class="COMM">// correct if maximum width/height reached</span><span class="WHIT">
<span class='line'>613</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">width</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NUMB">128</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>614</span> </span><span class="WHIT">    </span><span class="NAME">width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">128</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>615</span> </span><span class="WHIT">    </span><span class="NAME">height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">128</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>616</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>617</span> 
<span class='line'>618</span> </span><span class="WHIT">  </span><span class="NAME">div.style.width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">width</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">'px'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>619</span> </span><span class="WHIT">  </span><span class="NAME">div.style.height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">height</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">'px'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>620</span> 
<span class='line'>621</span> </span><span class="WHIT">  </span><span class="COMM">// TESTESTEST added 7/2/10 -- see if we can place the div right on top of the</span><span class="WHIT">
<span class='line'>622</span> </span><span class="WHIT">  </span><span class="COMM">// upper-right-hand corner in order to place it over the point of any edges connecting</span><span class="WHIT">
<span class='line'>623</span> </span><span class="WHIT">  </span><span class="COMM">// this node to others</span><span class="WHIT">
<span class='line'>624</span> </span><span class="WHIT">  </span><span class="NAME">div.style.top</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">ne.y</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">height</span><span class="PUNC">/</span><span class="NUMB">2</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>625</span> </span><span class="WHIT">  </span><span class="NAME">div.style.left</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">ne.x</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">width</span><span class="PUNC">/</span><span class="NUMB">2</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>626</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>627</span> 
<span class='line'>628</span> </span><span class="COMM">// onRemove function</span><span class="WHIT">
<span class='line'>629</span> </span><span class="NAME">c_ImageOverlay.prototype.onRemove</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>630</span> </span><span class="WHIT">  </span><span class="NAME">this.div_.parentNode.removeChild</span><span class="PUNC">(</span><span class="NAME">this.div_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>631</span> </span><span class="WHIT">  </span><span class="NAME">this.div_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>632</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>633</span> 
<span class='line'>634</span> </span><span class="COMM">// HIDING AND SHOWING this overlay type</span><span class="WHIT">
<span class='line'>635</span> </span><span class="NAME">c_ImageOverlay.prototype.hide</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">genericHide</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>636</span> </span><span class="NAME">c_ImageOverlay.prototype.show</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">genericShow</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>637</span> </span><span class="NAME">c_ImageOverlay.prototype.getCenter</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">genericGetCenter</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>638</span> 
<span class='line'>639</span> </span><span class="COMM">/**
<span class='line'>640</span> * Custom text overlay type (see Google Maps API v3 ref.)
<span class='line'>641</span> **/</span><span class="WHIT">
<span class='line'>642</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">c_TextOverlay</span><span class="PUNC">(</span><span class="NAME">bounds</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">text</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">map</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>643</span> </span><span class="WHIT">  </span><span class="COMM">// Initialize properties</span><span class="WHIT">
<span class='line'>644</span> </span><span class="WHIT">  </span><span class="NAME">this.bounds_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">bounds</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>645</span> </span><span class="WHIT">  </span><span class="NAME">this.text_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">text</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>646</span> </span><span class="WHIT">  </span><span class="COMM">//this.text_ = text;</span><span class="WHIT">
<span class='line'>647</span> </span><span class="WHIT">  </span><span class="NAME">this.map_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">map</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>648</span> 
<span class='line'>649</span> </span><span class="WHIT">  </span><span class="COMM">// set this onAdd</span><span class="WHIT">
<span class='line'>650</span> </span><span class="WHIT">  </span><span class="NAME">this.div_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>651</span> 
<span class='line'>652</span> </span><span class="WHIT">  </span><span class="NAME">this.setMap</span><span class="PUNC">(</span><span class="NAME">map</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>653</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>654</span> 
<span class='line'>655</span> </span><span class="COMM">// sub-class this!</span><span class="WHIT">
<span class='line'>656</span> </span><span class="NAME">c_TextOverlay.prototype</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">google.maps.OverlayView</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>657</span> 
<span class='line'>658</span> </span><span class="COMM">// onAdd function</span><span class="WHIT">
<span class='line'>659</span> </span><span class="NAME">c_TextOverlay.prototype.onAdd</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>660</span> </span><span class="WHIT">  </span><span class="COMM">// create the div elt</span><span class="WHIT">
<span class='line'>661</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">div</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">document.createElement</span><span class="PUNC">(</span><span class="STRN">"DIV"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>662</span> </span><span class="WHIT">  </span><span class="COMM">// border stuff here really just for testing</span><span class="WHIT">
<span class='line'>663</span> </span><span class="WHIT">  </span><span class="NAME">div.style.border</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"none"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>664</span> </span><span class="WHIT">  </span><span class="COMM">//div.style.border = "black solid";</span><span class="WHIT">
<span class='line'>665</span> </span><span class="WHIT">  </span><span class="COMM">//div.style.borderWidth = "2px";</span><span class="WHIT">
<span class='line'>666</span> </span><span class="WHIT">  </span><span class="NAME">div.style.position</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"absolute"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>667</span> 
<span class='line'>668</span> </span><span class="WHIT">  </span><span class="COMM">// just use the text we stored</span><span class="WHIT">
<span class='line'>669</span> </span><span class="WHIT">  </span><span class="NAME">div.innerHTML</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.text_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>670</span> 
<span class='line'>671</span> </span><span class="WHIT">  </span><span class="COMM">// set the div</span><span class="WHIT">
<span class='line'>672</span> </span><span class="WHIT">  </span><span class="NAME">this.div_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">div</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>673</span> 
<span class='line'>674</span> </span><span class="WHIT">  </span><span class="COMM">// place this in one of the map's panes</span><span class="WHIT">
<span class='line'>675</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">panes</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getPanes</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>676</span> </span><span class="WHIT">  </span><span class="NAME">panes.overlayShadow.appendChild</span><span class="PUNC">(</span><span class="NAME">div</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>677</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>678</span> 
<span class='line'>679</span> </span><span class="COMM">// draw function</span><span class="WHIT">
<span class='line'>680</span> </span><span class="NAME">c_TextOverlay.prototype.draw</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>681</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">overlayProjection</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.getProjection</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>682</span> 
<span class='line'>683</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">sw</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">overlayProjection.fromLatLngToDivPixel</span><span class="PUNC">(</span><span class="NAME">this.bounds_.getSouthWest</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>684</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">ne</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">overlayProjection.fromLatLngToDivPixel</span><span class="PUNC">(</span><span class="NAME">this.bounds_.getNorthEast</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>685</span> 
<span class='line'>686</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">div</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.div_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>687</span> </span><span class="WHIT">  </span><span class="NAME">div.style.left</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">sw.x</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">'px'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>688</span> </span><span class="WHIT">  </span><span class="NAME">div.style.top</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">ne.y</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">'px'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>689</span> 
<span class='line'>690</span> </span><span class="WHIT">  </span><span class="COMM">// calculate width and height</span><span class="WHIT">
<span class='line'>691</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">ne.x</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">sw.x</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>692</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">ne.y</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">sw.y</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>693</span> 
<span class='line'>694</span> </span><span class="WHIT">  </span><span class="COMM">// equality check to make div square; set to max</span><span class="WHIT">
<span class='line'>695</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">width</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="NAME">height</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>696</span> </span><span class="WHIT">    </span><span class="NAME">width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Math.max</span><span class="PUNC">(</span><span class="NAME">width</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">height</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>697</span> </span><span class="WHIT">    </span><span class="NAME">height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">width</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>698</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>699</span> 
<span class='line'>700</span> </span><span class="WHIT">  </span><span class="NAME">div.style.width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">width</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">'px'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>701</span> </span><span class="WHIT">  </span><span class="NAME">div.style.height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">height</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">'px'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>702</span> </span><span class="WHIT">  
<span class='line'>703</span>   </span><span class="COMM">// some debug output</span><span class="WHIT">
<span class='line'>704</span> </span><span class="WHIT">  </span><span class="COMM">//document.getElementById("test_div").innerHTML = div.style.left + " " + div.style.top + " " + div.style.width + " " + div.style.height + " " + this.bounds_ + " " + ne.x + " " + sw.y;</span><span class="WHIT">
<span class='line'>705</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>706</span> 
<span class='line'>707</span> </span><span class="COMM">// onRemove function</span><span class="WHIT">
<span class='line'>708</span> </span><span class="NAME">c_TextOverlay.prototype.onRemove</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>709</span> </span><span class="WHIT">  </span><span class="NAME">this.div_.parentNode.removeChild</span><span class="PUNC">(</span><span class="NAME">this.div_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>710</span> </span><span class="WHIT">  </span><span class="NAME">this.div_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>711</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>712</span> 
<span class='line'>713</span> </span><span class="COMM">// HIDING AND SHOWING this overlay type</span><span class="WHIT">
<span class='line'>714</span> </span><span class="NAME">c_TextOverlay.prototype.hide</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">genericHide</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>715</span> </span><span class="NAME">c_TextOverlay.prototype.show</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">genericShow</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>716</span> 
<span class='line'>717</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">genericHide</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>718</span> </span><span class="WHIT">  </span><span class="COMM">// if this evaluates to false, then the div doesn't even exist (i.e., is null)</span><span class="WHIT">
<span class='line'>719</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.div_</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>720</span> </span><span class="WHIT">    </span><span class="NAME">this.div_.style.visibility</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"hidden"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>721</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>722</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>723</span> 
<span class='line'>724</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">genericShow</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>725</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.div_</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>726</span> </span><span class="WHIT">    </span><span class="NAME">this.div_.style.visibility</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"visible"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>727</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>728</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>729</span> 
<span class='line'>730</span> </span><span class="COMM">// generic getter for bounds center</span><span class="WHIT">
<span class='line'>731</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">genericGetCenter</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>732</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">this.bounds_</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>733</span> </span><span class="WHIT">    </span><span class="COMM">//return this.bounds_.getCenter();</span><span class="WHIT">
<span class='line'>734</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">this.bounds_.getNorthEast</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>735</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>736</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>737</span> 
<span class='line'>738</span> </span><span class="COMM">/**** CUSTOM OVERLAY MAP TYPE (c_OverlayMapType) + OPTIONS ****/</span><span class="WHIT">
<span class='line'>739</span> </span><span class="COMM">// Displays author names in correct positions as overlays on top of map</span><span class="WHIT">
<span class='line'>740</span> </span><span class="COMM">// Created with assistance from Google Maps API V3 Tutorials</span><span class="WHIT">
<span class='line'>741</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">c_OverlayMapType</span><span class="PUNC">(</span><span class="NAME">tileSize</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>742</span> </span><span class="WHIT">  </span><span class="NAME">this.tileSize</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">tileSize</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>743</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>744</span> 
<span class='line'>745</span> </span><span class="NAME">c_OverlayMapType.prototype.getTile</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">coord</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">zoom</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">ownerDocument</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>746</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">div</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">ownerDocument.createElement</span><span class="PUNC">(</span><span class="STRN">"DIV"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>747</span> </span><span class="WHIT">  </span><span class="NAME">div.innerHTML</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">coord</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>748</span> </span><span class="WHIT">  </span><span class="NAME">div.style.width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.tileSize.width</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">'px'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>749</span> </span><span class="WHIT">  </span><span class="NAME">div.style.height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.tileSize.height</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">'px'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>750</span> </span><span class="WHIT">  </span><span class="NAME">div.style.fontSize</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'10'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>751</span> </span><span class="WHIT">  </span><span class="NAME">div.style.borderStyle</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'solid'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>752</span> </span><span class="WHIT">  </span><span class="NAME">div.style.borderWidth</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'1px'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>753</span> </span><span class="WHIT">  </span><span class="NAME">div.style.borderColor</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'#AAAAAA'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>754</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">div</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>755</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>756</span> 
<span class='line'>757</span> </span><span class="NAME">c_OverlayMapType.prototype.name</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"Name overlay"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>758</span> </span><span class="NAME">c_OverlayMapType.prototype.alt</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"Display author names"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>759</span> 
<span class='line'>760</span> </span><span class="COMM">/**** IMAGE MAP TYPE (c_ImageMapType) + OPTIONS ****/</span><span class="WHIT">
<span class='line'>761</span> </span><span class="COMM">// c_ImageMapTypeOptions </span><span class="WHIT">
<span class='line'>762</span> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">c_ImageMapTypeOptions</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>763</span> </span><span class="WHIT">  </span><span class="NAME">getTileUrl</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">coord</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">zoom</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>764</span> </span><span class="WHIT">    </span><span class="NAME">url</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"http://maps.gstatic.com/intl/en_us/mapfiles/transparent.png"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>765</span> </span><span class="WHIT">    
<span class='line'>766</span>     </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">url</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>767</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>768</span> </span><span class="WHIT">  </span><span class="NAME">tileSize</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">google.maps.Size</span><span class="PUNC">(</span><span class="NUMB">512</span><span class="PUNC">,</span><span class="NUMB">512</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>769</span> </span><span class="WHIT">  </span><span class="NAME">isPng</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>770</span> </span><span class="WHIT">  </span><span class="NAME">minZoom</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NUMB">2</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>771</span> </span><span class="WHIT">  </span><span class="NAME">maxZoom</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NUMB">16</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>772</span> </span><span class="WHIT">  </span><span class="NAME">name</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="STRN">'Blank'</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>773</span> </span><span class="WHIT">  </span><span class="NAME">alt</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="STRN">'Blank map type'</span><span class="WHIT">
<span class='line'>774</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>775</span> 
<span class='line'>776</span> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">c_ImageMapType</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">google.maps.ImageMapType</span><span class="PUNC">(</span><span class="NAME">c_ImageMapTypeOptions</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>777</span> 
<span class='line'>778</span> </span><span class="COMM">// Shows/hides custom overlay based on value of boolean show</span><span class="WHIT">
<span class='line'>779</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">showNetworkNodes</span><span class="PUNC">(</span><span class="NAME">show</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>780</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">show</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>781</span> </span><span class="WHIT">    </span><span class="NAME">net.showNodes</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>782</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>783</span> </span><span class="WHIT">  </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>784</span> </span><span class="WHIT">    </span><span class="NAME">net.hideNodes</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>785</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>786</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>787</span> 
<span class='line'>788</span> </span><span class="COMM">/** Static method
<span class='line'>789</span>     Creates a generic checkbox element in a div w/ the specified text and event function
<span class='line'>790</span>     
<span class='line'>791</span>     @param outer_text  (String) text to appear in div next to checkbox
<span class='line'>792</span>     @param checked     (boolean) specify if the box should be checked by default (true) or not (false)
<span class='line'>793</span>     @param onclick     (String) function performed on firing of click event
<span class='line'>794</span> 
<span class='line'>795</span>     @returns div HTML element
<span class='line'>796</span> **/</span><span class="WHIT">
<span class='line'>797</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">createCheckboxControlDiv</span><span class="PUNC">(</span><span class="NAME">outer_text</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">checked</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">onclick</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>798</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">div</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">document.createElement</span><span class="PUNC">(</span><span class="STRN">"DIV"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>799</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">checked</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>800</span> </span><span class="WHIT">    </span><span class="NAME">div.innerHTML</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"&lt;input type='checkbox' checked onclick='"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">onclick</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"'>"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">outer_text</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>801</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>802</span> </span><span class="WHIT">  </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>803</span> </span><span class="WHIT">    </span><span class="NAME">div.innerHTML</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"&lt;input type='checkbox' onclick='"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">onclick</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"'>"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">outer_text</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>804</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>805</span> 
<span class='line'>806</span> </span><span class="WHIT">  </span><span class="COMM">// style properties</span><span class="WHIT">
<span class='line'>807</span> </span><span class="WHIT">  </span><span class="NAME">div.style.backgroundColor</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"#ffffff"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>808</span> </span><span class="WHIT">  </span><span class="NAME">div.style.fontWeight</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"bold"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>809</span> </span><span class="WHIT">  </span><span class="NAME">div.style.marginRight</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"5px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>810</span> </span><span class="WHIT">  </span><span class="NAME">div.style.marginTop</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"5px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>811</span> </span><span class="WHIT">  </span><span class="NAME">div.style.padding</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"3px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>812</span> </span><span class="WHIT">  </span><span class="NAME">div.style.border</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"1px solid #000000"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>813</span> </span><span class="WHIT">  
<span class='line'>814</span>   </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">div</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>815</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>816</span> 
<span class='line'>817</span> </span><span class="COMM">/** Static method
<span class='line'>818</span> *  Creates a generic div w/ ID as specified for writing text
<span class='line'>819</span> *
<span class='line'>820</span> *   @param inner_text Text inside div
<span class='line'>821</span> *   @param id  DOM id for this element
<span class='line'>822</span> * 
<span class='line'>823</span> *   @returns div HTML element
<span class='line'>824</span> **/</span><span class="WHIT">
<span class='line'>825</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">createTextDiv</span><span class="PUNC">(</span><span class="NAME">inner_text</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">id</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>826</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">div</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">document.createElement</span><span class="PUNC">(</span><span class="STRN">"DIV"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>827</span> 
<span class='line'>828</span> </span><span class="WHIT">  </span><span class="NAME">div.setAttribute</span><span class="PUNC">(</span><span class="STRN">"id"</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">id</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>829</span> 
<span class='line'>830</span> </span><span class="WHIT">  </span><span class="NAME">div.innerHTML</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">inner_text</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>831</span> 
<span class='line'>832</span> </span><span class="WHIT">  </span><span class="NAME">div.style.height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"100px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>833</span> </span><span class="WHIT">  </span><span class="NAME">div.style.width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"250px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>834</span> </span><span class="WHIT">  </span><span class="NAME">div.style.color</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"#000000"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>835</span> </span><span class="WHIT">  </span><span class="NAME">div.style.font</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"12pt Arial"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>836</span> </span><span class="WHIT">  </span><span class="NAME">div.style.fontWeight</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"bold"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>837</span> </span><span class="WHIT">  </span><span class="NAME">div.style.textAlign</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"right"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>838</span> </span><span class="WHIT">  </span><span class="NAME">div.style.marginRight</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"5px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>839</span> </span><span class="WHIT">  </span><span class="NAME">div.style.marginTop</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"5px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>840</span> 
<span class='line'>841</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">div</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>842</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>843</span> 
<span class='line'>844</span> </span><span class="COMM">/** Static method
<span class='line'>845</span> *   Creates a generic radio button element in a div w/ the text specified + options
<span class='line'>846</span> *
<span class='line'>847</span> *   @param outer_text Text next to radio button
<span class='line'>848</span> *   @param grp_name  Group name (for tying together with other radio buttons)
<span class='line'>849</span> *   @param checked  Selected (true) or not (false)
<span class='line'>850</span> *   @param onclick  (String) javascript function to be executed on firing of click event
<span class='line'>851</span> *
<span class='line'>852</span> *   @returns div HTML element
<span class='line'>853</span> **/</span><span class="WHIT">
<span class='line'>854</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">createRadioButtonControlDiv</span><span class="PUNC">(</span><span class="NAME">outer_text</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">grp_name</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">checked</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">onclick</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>855</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">div</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">document.createElement</span><span class="PUNC">(</span><span class="STRN">"DIV"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>856</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">checked</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>857</span> </span><span class="WHIT">    </span><span class="NAME">div.innerHTML</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"&lt;input type='radio' name='"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">grp_name</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"' checked onclick='"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">onclick</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"'>"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">outer_text</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>858</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>859</span> </span><span class="WHIT">  </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>860</span> </span><span class="WHIT">    </span><span class="NAME">div.innerHTML</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"&lt;input type='radio' name='"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">grp_name</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"' onclick='"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">onclick</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"'>"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">outer_text</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>861</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>862</span> </span><span class="WHIT">  </span><span class="COMM">// style properties</span><span class="WHIT">
<span class='line'>863</span> </span><span class="WHIT">  </span><span class="NAME">div.style.marginTop</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"5px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>864</span> </span><span class="WHIT">  </span><span class="NAME">div.style.marginRight</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"5px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>865</span> </span><span class="WHIT">  </span><span class="NAME">div.style.padding</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"3px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>866</span> </span><span class="WHIT">  </span><span class="NAME">div.style.height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"19px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>867</span> </span><span class="WHIT">  </span><span class="NAME">div.style.backgroundColor</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"#ffffff"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>868</span> </span><span class="WHIT">  </span><span class="NAME">div.style.border</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"1px solid black"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>869</span> </span><span class="WHIT">  </span><span class="NAME">div.style.fontWeight</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"bold"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>870</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">div</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>871</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>872</span> 
<span class='line'>873</span> </span><span class="COMM">/** Static method
<span class='line'>874</span> *   Creates a generic button element in a div w/ the text specified + options
<span class='line'>875</span> *
<span class='line'>876</span> *   @param button_text Text within button
<span class='line'>877</span> *   @param outer_text Text next to button (may be empty string)
<span class='line'>878</span> *   @param onclick  (String) javascript function to be executed on firing of click event
<span class='line'>879</span> *
<span class='line'>880</span> *   @returns div HTML element
<span class='line'>881</span> **/</span><span class="WHIT">
<span class='line'>882</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">createButtonControlDiv</span><span class="PUNC">(</span><span class="NAME">button_text</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">outer_text</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">onclick</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>883</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">div</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">document.createElement</span><span class="PUNC">(</span><span class="STRN">"DIV"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>884</span> </span><span class="WHIT">  </span><span class="NAME">div.innerHTML</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"&lt;input type='button' value='"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">button_text</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"' onclick='"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">onclick</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"'>"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>885</span> 
<span class='line'>886</span> </span><span class="WHIT">  </span><span class="COMM">// style properties</span><span class="WHIT">
<span class='line'>887</span> </span><span class="WHIT">  </span><span class="NAME">div.style.marginTop</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"5px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>888</span> </span><span class="WHIT">  </span><span class="NAME">div.style.marginRight</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"5px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>889</span> </span><span class="WHIT">  </span><span class="NAME">div.style.padding</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"3px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>890</span> </span><span class="WHIT">  </span><span class="NAME">div.style.height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"19px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>891</span> </span><span class="WHIT">  </span><span class="COMM">//div.style.backgroundColor = "#ffffff";</span><span class="WHIT">
<span class='line'>892</span> </span><span class="WHIT">  </span><span class="COMM">//div.style.border = "1px solid black";</span><span class="WHIT">
<span class='line'>893</span> </span><span class="WHIT">  </span><span class="NAME">div.style.fontWeight</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"bold"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>894</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">div</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>895</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>896</span> 
<span class='line'>897</span> </span><span class="COMM">// Creates a generic anchor element in a div with specified text, link + options</span><span class="WHIT">
<span class='line'>898</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">createAnchorControlDiv</span><span class="PUNC">(</span><span class="NAME">outer_text</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">link_text</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">link</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">onclick</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>899</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">div</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">document.createElement</span><span class="PUNC">(</span><span class="STRN">"DIV"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>900</span> </span><span class="WHIT">  </span><span class="NAME">div.innerHTML</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">outer_text</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"&lt;a href='"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">link</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"' onclick='"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">onclick</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">" return false;'>"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">link_text</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"&lt;/a>"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>901</span> </span><span class="WHIT">  </span><span class="COMM">// style properties</span><span class="WHIT">
<span class='line'>902</span> </span><span class="WHIT">  </span><span class="COMM">//div.style.backgroundColor = "#ffffff";</span><span class="WHIT">
<span class='line'>903</span> </span><span class="WHIT">  </span><span class="COMM">//div.style.border = "1px";</span><span class="WHIT">
<span class='line'>904</span> </span><span class="WHIT">  </span><span class="COMM">//div.style.borderColor = "#000000";</span><span class="WHIT">
<span class='line'>905</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">div</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>906</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>907</span> 
<span class='line'>908</span> </span><span class="COMM">// Creates a generic anchor element in a div with specified text, link + options</span><span class="WHIT">
<span class='line'>909</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">createAnchorControlDivStyled</span><span class="PUNC">(</span><span class="NAME">outer_text</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">link_text</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">link</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">onclick</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>910</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">div</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">document.createElement</span><span class="PUNC">(</span><span class="STRN">"DIV"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>911</span> </span><span class="WHIT">  </span><span class="NAME">div.innerHTML</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">outer_text</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"&lt;p>&lt;a style='color: #f3f2e8' onclick='"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">onclick</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">" return false;'>"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">link_text</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"&lt;/a>&lt;/p>"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>912</span> </span><span class="WHIT">  </span><span class="COMM">// get this div's paragraph</span><span class="WHIT">
<span class='line'>913</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">p</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">div.children</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>914</span> </span><span class="WHIT">  </span><span class="COMM">// style the anchor</span><span class="WHIT">
<span class='line'>915</span> </span><span class="WHIT">  </span><span class="NAME">p.style.color</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"#f3f2e8"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>916</span> </span><span class="WHIT">  </span><span class="NAME">p.style.font</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"13pt Arial"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>917</span> </span><span class="WHIT">  </span><span class="NAME">p.style.fontWeight</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"bold"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>918</span> </span><span class="WHIT">  </span><span class="NAME">p.style.width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"160px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>919</span> 
<span class='line'>920</span> </span><span class="WHIT">  </span><span class="COMM">// figure out how to vertically center this</span><span class="WHIT">
<span class='line'>921</span> </span><span class="WHIT">  </span><span class="NAME">p.style.marginLeft</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"7px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>922</span> </span><span class="WHIT">  </span><span class="NAME">p.style.cssFloat</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"left"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>923</span> 
<span class='line'>924</span> </span><span class="WHIT">  </span><span class="COMM">// get this div's anchor</span><span class="WHIT">
<span class='line'>925</span> </span><span class="WHIT">  </span><span class="COMM">//var a = div.children[0].children[0];</span><span class="WHIT">
<span class='line'>926</span> 
<span class='line'>927</span> </span><span class="WHIT">  </span><span class="COMM">//a.color = "#f3f2e8";</span><span class="WHIT">
<span class='line'>928</span> 
<span class='line'>929</span> </span><span class="WHIT">  </span><span class="COMM">// add control buttons</span><span class="WHIT">
<span class='line'>930</span> </span><span class="WHIT">  </span><span class="NAME">ndiv</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">document.createElement</span><span class="PUNC">(</span><span class="STRN">"DIV"</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>931</span> </span><span class="WHIT">  </span><span class="NAME">ndiv.style.width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"65px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>932</span> </span><span class="WHIT">  </span><span class="NAME">ndiv.style.height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"50px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>933</span> </span><span class="WHIT">  </span><span class="NAME">ndiv.style.cssFloat</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"left"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>934</span> </span><span class="WHIT">  </span><span class="NAME">ndiv.style.marginRight</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"0px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>935</span> </span><span class="WHIT">  </span><span class="NAME">ndiv.style.marginTop</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"10px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>936</span> 
<span class='line'>937</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">onclick_fn</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"registerInfoClick("</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"); return false;"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>938</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">center_fn</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"centerMap(imgmap, authorNodes["</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"].getCenter()); return false;"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>939</span> </span><span class="WHIT">  </span><span class="NAME">ndiv.innerHTML</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"&lt;a href='#' onclick='"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">center_fn</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"'>&lt;img src='images/center_button_info.png'>&lt;/a>"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>940</span> </span><span class="WHIT">  </span><span class="NAME">ndiv.innerHTML</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"&lt;a href='#' onclick='"</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">onclick_fn</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">"'>&lt;img src='images/more_info_button_info.png'>&lt;/a>"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>941</span> 
<span class='line'>942</span> </span><span class="WHIT">  </span><span class="COMM">// set anchor spacing</span><span class="WHIT">
<span class='line'>943</span> </span><span class="WHIT">  </span><span class="NAME">ndiv.children</span><span class="PUNC">[</span><span class="NUMB">0</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">style.marginBottom</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">"10px"</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>944</span> 
<span class='line'>945</span> </span><span class="WHIT">  </span><span class="NAME">div.appendChild</span><span class="PUNC">(</span><span class="NAME">ndiv</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>946</span> 
<span class='line'>947</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">div</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>948</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>949</span> 
<span class='line'>950</span> </span><span class="COMM">/** Centers a map on the google.maps.LatLng coordinates provided as input
<span class='line'>951</span> *  This is a utility method that isn't bound to a particular object, but can be used in 
<span class='line'>952</span> *  a variety of instances.
<span class='line'>953</span> *  @param map  google.maps.Map object
<span class='line'>954</span> *  @param LatLng  Latitude/Longitude coordinates
<span class='line'>955</span> * 
<span class='line'>956</span> **/</span><span class="WHIT">
<span class='line'>957</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">centerMap</span><span class="PUNC">(</span><span class="NAME">map</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">LatLng</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>958</span> </span><span class="WHIT">  </span><span class="NAME">map.setCenter</span><span class="PUNC">(</span><span class="NAME">LatLng</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>959</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>960</span> 
<span class='line'>961</span> </span><span class="COMM">// Gets the (indices of the) neighbors of a particular node by idx</span><span class="WHIT">
<span class='line'>962</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">getNodeNeighbors</span><span class="PUNC">(</span><span class="NAME">idx</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>963</span> </span><span class="WHIT">  </span><span class="COMM">// Go through the edges, find the ones involving this node, and save the names</span><span class="WHIT">
<span class='line'>964</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">idxArray</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">Array</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>965</span> 
<span class='line'>966</span> </span><span class="WHIT">  </span><span class="COMM">// walk through edge array</span><span class="WHIT">
<span class='line'>967</span> </span><span class="WHIT">  </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">i</span><span class="PUNC">=</span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">origEdges.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>968</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">origEdges</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">from</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>969</span> </span><span class="WHIT">      </span><span class="NAME">idxArray.push</span><span class="PUNC">(</span><span class="NAME">origEdges</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">to</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>970</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>971</span> </span><span class="WHIT">    </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">origEdges</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">to</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>972</span> </span><span class="WHIT">      </span><span class="NAME">idxArray.push</span><span class="PUNC">(</span><span class="NAME">origEdges</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">from</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>973</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT"> 
<span class='line'>974</span>   </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>975</span> 
<span class='line'>976</span> </span><span class="WHIT">  </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">idxArray</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>977</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>978</span> 
<span class='line'>979</span> </span><span class="COMM">// Global click handler</span><span class="WHIT">
<span class='line'>980</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">registerClick</span><span class="PUNC">(</span><span class="NAME">idx</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">is_map_click</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>981</span> </span><span class="WHIT">  </span><span class="COMM">// first, handle the case that the click was from the info div</span><span class="WHIT">
<span class='line'>982</span> </span><span class="WHIT">  </span><span class="COMM">// SIDEBAR CLICK</span><span class="WHIT">
<span class='line'>983</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">is_map_click</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>984</span> </span><span class="WHIT">    </span><span class="COMM">// if we are in the correct mode</span><span class="WHIT">
<span class='line'>985</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">node_view_mode</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>986</span> </span><span class="WHIT">      </span><span class="COMM">// if there was a click on the map *and* there is an open info box</span><span class="WHIT">
<span class='line'>987</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">was_map_click</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">open_info_box</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>988</span> </span><span class="WHIT">        </span><span class="COMM">// toggle the open info box</span><span class="WHIT">
<span class='line'>989</span> </span><span class="WHIT">        </span><span class="NAME">authorNodes</span><span class="PUNC">[</span><span class="NAME">open_info_box</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">toggleInfoBox</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>990</span> </span><span class="WHIT">        </span><span class="NAME">open_info_box</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>991</span> 
<span class='line'>992</span> </span><span class="WHIT">        </span><span class="COMM">// open this info box</span><span class="WHIT">
<span class='line'>993</span> </span><span class="WHIT">        </span><span class="NAME">toggleInfoBox</span><span class="PUNC">(</span><span class="NAME">idx</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">authorIdxToRank</span><span class="PUNC">[</span><span class="NAME">idx</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>994</span> </span><span class="WHIT">        </span><span class="NAME">open_info_box</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>995</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>996</span> </span><span class="WHIT">      </span><span class="COMM">// if we didn't see a map click and there is an info box open other than this one</span><span class="WHIT">
<span class='line'>997</span> </span><span class="WHIT">      </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">open_info_box</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">open_info_box</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>998</span> </span><span class="WHIT">        </span><span class="NAME">toggleInfoBox</span><span class="PUNC">(</span><span class="NAME">open_info_box</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">authorIdxToRank</span><span class="PUNC">[</span><span class="NAME">idx</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>999</span> </span><span class="WHIT">        </span><span class="NAME">open_info_box</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1000</span> 
<span class='line'>1001</span> </span><span class="WHIT">        </span><span class="COMM">// open this info box</span><span class="WHIT">
<span class='line'>1002</span> </span><span class="WHIT">        </span><span class="NAME">toggleInfoBox</span><span class="PUNC">(</span><span class="NAME">idx</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">authorIdxToRank</span><span class="PUNC">[</span><span class="NAME">idx</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1003</span> </span><span class="WHIT">        </span><span class="NAME">open_info_box</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1004</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1005</span> </span><span class="WHIT">      </span><span class="COMM">// if this info box is open, close it</span><span class="WHIT">
<span class='line'>1006</span> </span><span class="WHIT">      </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">open_info_box</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1007</span> </span><span class="WHIT">        </span><span class="NAME">toggleInfoBox</span><span class="PUNC">(</span><span class="NAME">idx</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">authorIdxToRank</span><span class="PUNC">[</span><span class="NAME">idx</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1008</span> </span><span class="WHIT">        </span><span class="NAME">open_info_box</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1009</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1010</span> </span><span class="WHIT">      </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1011</span> </span><span class="WHIT">        </span><span class="COMM">// open this info box</span><span class="WHIT">
<span class='line'>1012</span> </span><span class="WHIT">        </span><span class="NAME">toggleInfoBox</span><span class="PUNC">(</span><span class="NAME">idx</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">authorIdxToRank</span><span class="PUNC">[</span><span class="NAME">idx</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1013</span> </span><span class="WHIT">        </span><span class="NAME">open_info_box</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1014</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1015</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1016</span> 
<span class='line'>1017</span> </span><span class="WHIT">    </span><span class="COMM">// reset click state</span><span class="WHIT">
<span class='line'>1018</span> </span><span class="WHIT">    </span><span class="NAME">was_map_click</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">false</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1019</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1020</span> </span><span class="WHIT">  </span><span class="COMM">// second, handle the case that the click was from the map div</span><span class="WHIT">
<span class='line'>1021</span> </span><span class="WHIT">  </span><span class="COMM">// MAP CLICK</span><span class="WHIT">
<span class='line'>1022</span> </span><span class="WHIT">  </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1023</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">node_view_mode</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1024</span> </span><span class="WHIT">      </span><span class="COMM">// if the last click was not on the map *and* there is an open info box</span><span class="WHIT">
<span class='line'>1025</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">was_map_click</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">open_info_box</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1026</span> </span><span class="WHIT">        </span><span class="COMM">// toggle the open info box</span><span class="WHIT">
<span class='line'>1027</span> </span><span class="WHIT">        </span><span class="NAME">toggleInfoBox</span><span class="PUNC">(</span><span class="NAME">open_info_box</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">authorIdxToRank</span><span class="PUNC">[</span><span class="NAME">open_info_box</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1028</span> 
<span class='line'>1029</span> </span><span class="WHIT">        </span><span class="COMM">// open this info box</span><span class="WHIT">
<span class='line'>1030</span> </span><span class="WHIT">        </span><span class="NAME">authorNodes</span><span class="PUNC">[</span><span class="NAME">idx</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">toggleInfoBox</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1031</span> </span><span class="WHIT">        </span><span class="NAME">open_info_box</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1032</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1033</span> </span><span class="WHIT">      </span><span class="COMM">// otherwise, we might need to close a node info box not equal to the current one</span><span class="WHIT">
<span class='line'>1034</span> </span><span class="WHIT">      </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">open_info_box</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">open_info_box</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1035</span> </span><span class="WHIT">        </span><span class="NAME">authorNodes</span><span class="PUNC">[</span><span class="NAME">open_info_box</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">toggleInfoBox</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1036</span> </span><span class="WHIT">        </span><span class="NAME">open_info_box</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1037</span> 
<span class='line'>1038</span> </span><span class="WHIT">        </span><span class="COMM">// open this info box</span><span class="WHIT">
<span class='line'>1039</span> </span><span class="WHIT">        </span><span class="NAME">authorNodes</span><span class="PUNC">[</span><span class="NAME">idx</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">toggleInfoBox</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1040</span> </span><span class="WHIT">        </span><span class="NAME">open_info_box</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1041</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1042</span> </span><span class="WHIT">      </span><span class="COMM">// or we might need to close THIS info box</span><span class="WHIT">
<span class='line'>1043</span> </span><span class="WHIT">      </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">open_info_box</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1044</span> </span><span class="WHIT">        </span><span class="NAME">authorNodes</span><span class="PUNC">[</span><span class="NAME">open_info_box</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">toggleInfoBox</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1045</span> </span><span class="WHIT">        </span><span class="NAME">open_info_box</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1046</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1047</span> </span><span class="WHIT">      </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1048</span> </span><span class="WHIT">        </span><span class="COMM">// open this info box</span><span class="WHIT">
<span class='line'>1049</span> </span><span class="WHIT">        </span><span class="NAME">authorNodes</span><span class="PUNC">[</span><span class="NAME">idx</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">toggleInfoBox</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1050</span> </span><span class="WHIT">        </span><span class="NAME">open_info_box</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">idx</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1051</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1052</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1053</span> </span><span class="WHIT">    </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">shortest_path_mode</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1054</span> </span><span class="WHIT">      </span><span class="NAME">setShortestPathNode</span><span class="PUNC">(</span><span class="NAME">idx</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT"> 
<span class='line'>1055</span>     </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1056</span> </span><span class="WHIT">  
<span class='line'>1057</span>     </span><span class="COMM">// reset click state</span><span class="WHIT">
<span class='line'>1058</span> </span><span class="WHIT">    </span><span class="NAME">was_map_click</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">true</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1059</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1060</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1061</span> 
<span class='line'>1062</span> </span><span class="COMM">/** Constructs a mapper between coordinate space and latitude-longitude space,
<span class='line'>1063</span> *   which allows for pretty much any transformation of the coordinates to be
<span class='line'>1064</span> *   taken into account.
<span class='line'>1065</span> *   By default, linear scaling and offsets are supported; custom mappings can
<span class='line'>1066</span> *   be constructed by subclassing this class (incl. high-dim. to low-dim. mappings).
<span class='line'>1067</span> *
<span class='line'>1068</span> *   The expectation is that a call to CoordToLatLngMapper.call() returns the correct mapping.
<span class='line'>1069</span> *
<span class='line'>1070</span> *   Note that this superclass alone will not do the trick -- it must be implemented.
<span class='line'>1071</span> *
<span class='line'>1072</span> *   @constructor
<span class='line'>1073</span> *   @author James M. Hughes
<span class='line'>1074</span> **/</span><span class="WHIT">
<span class='line'>1075</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">CoordToLatLngMapper</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1076</span> </span><span class="WHIT">  </span><span class="COMM">// function that should be the mapper</span><span class="WHIT">
<span class='line'>1077</span> </span><span class="WHIT">  </span><span class="NAME">this.map</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1078</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1079</span> 
<span class='line'>1080</span> </span><span class="COMM">/** Linearly maps a point in 2-space to Latitude-Longitude space
<span class='line'>1081</span> *   using the formula lng = xcoord*xscale_factor, lat = ycoord*yscale_factor.
<span class='line'>1082</span> *   @constructor
<span class='line'>1083</span> *   @param xscale_factor Amount of scaling applied to x-coordinate
<span class='line'>1084</span> *   @param yscale_factor Amount of scaling applied to y-coordinate
<span class='line'>1085</span> *
<span class='line'>1086</span> *   @author James M. Hughes
<span class='line'>1087</span> **/</span><span class="WHIT">
<span class='line'>1088</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">LinearCoordToLatLngMapper</span><span class="PUNC">(</span><span class="NAME">xscale_factor</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">yscale_factor</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1089</span> </span><span class="WHIT">  </span><span class="NAME">this.xscale_factor</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">xscale_factor</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1090</span> </span><span class="WHIT">  </span><span class="NAME">this.yscale_factor</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">yscale_factor</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1091</span> 
<span class='line'>1092</span> </span><span class="WHIT">  </span><span class="COMM">/** Maps a points to google.maps.LatLng, given a point 
<span class='line'>1093</span>   *   @param xcoord x-coordinate of point
<span class='line'>1094</span>   *   @param ycoord y-coordinate of point
<span class='line'>1095</span>   *   @returns google.maps.LatLng
<span class='line'>1096</span>   **/</span><span class="WHIT">
<span class='line'>1097</span> </span><span class="WHIT">  </span><span class="NAME">this.map</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">xcoord</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">ycoord</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1098</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">bound</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">google.maps.LatLng</span><span class="PUNC">(</span><span class="NAME">xcoord</span><span class="PUNC">*</span><span class="NAME">this.xscale_factor</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">ycoord</span><span class="PUNC">*</span><span class="NAME">this.yscale_factor</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1099</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">bound</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1100</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1101</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1102</span> 
<span class='line'>1103</span> </span><span class="COMM">/** Maps a point in 2-space to a point on a circle in Latitude-Longitude space with radius 1, scaled
<span class='line'>1104</span> *   by specified value.  Uses the formula lng = (xcoord / sqrt(xcoord^2 + ycoord^2))*scale_factor, 
<span class='line'>1105</span> *   lat = (ycoord / sqrt(xcoord^2 + ycoord^2))*scale_factor.
<span class='line'>1106</span> *   @constructor
<span class='line'>1107</span> *   @param scale_factor Amount of scaling applied to coordinates (i.e., radius of circle in lat/lng space)
<span class='line'>1108</span> *
<span class='line'>1109</span> *   @author James M. Hughes
<span class='line'>1110</span> **/</span><span class="WHIT">
<span class='line'>1111</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">CircularCoordToLatLngMapper</span><span class="PUNC">(</span><span class="NAME">scale_factor</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1112</span> </span><span class="WHIT">  </span><span class="NAME">this.scale_factor</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">scale_factor</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1113</span> 
<span class='line'>1114</span> </span><span class="WHIT">  </span><span class="COMM">/** Maps a points to google.maps.LatLng, given a point 
<span class='line'>1115</span>   *   @param xcoord x-coordinate of point
<span class='line'>1116</span>   *   @param ycoord y-coordinate of point
<span class='line'>1117</span>   *   @returns google.maps.LatLng
<span class='line'>1118</span>   **/</span><span class="WHIT">
<span class='line'>1119</span> </span><span class="WHIT">  </span><span class="NAME">this.map</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">xcoord</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">ycoord</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1120</span> </span><span class="WHIT">    </span><span class="COMM">// first, find the 2-norm of the vector</span><span class="WHIT">
<span class='line'>1121</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">norm</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Math.pow</span><span class="PUNC">(</span><span class="NAME">xcoord</span><span class="PUNC">,</span><span class="NUMB">2</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NAME">Math.pow</span><span class="PUNC">(</span><span class="NAME">ycoord</span><span class="PUNC">,</span><span class="NUMB">2</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1122</span> </span><span class="WHIT">    </span><span class="NAME">norm</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">Math.sqrt</span><span class="PUNC">(</span><span class="NAME">norm</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1123</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">bound</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">google.maps.LatLng</span><span class="PUNC">(</span><span class="PUNC">(</span><span class="NAME">xcoord</span><span class="PUNC">/</span><span class="NAME">norm</span><span class="PUNC">)</span><span class="PUNC">*</span><span class="NAME">this.scale_factor</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">ycoord</span><span class="PUNC">/</span><span class="NAME">norm</span><span class="PUNC">)</span><span class="PUNC">*</span><span class="NAME">this.scale_factor</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1124</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">bound</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1125</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1126</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1127</span> 
<span class='line'>1128</span> </span><span class="COMM">/** Maps a point to google.maps.LatLngBounds (i.e., square that represents the
<span class='line'>1129</span> *   given point as an area on the map), given the point, a mapper,
<span class='line'>1130</span> *   and an appropriate offset
<span class='line'>1131</span> *   @constructor
<span class='line'>1132</span> *   @param mapper Object subclassed from CoordToLatLngMapper
<span class='line'>1133</span> *   @param pad_factor padding (in Latitude/Longitude space) between corners of the square area
<span class='line'>1134</span> *
<span class='line'>1135</span> *   @author James M. Hughes
<span class='line'>1136</span> **/</span><span class="WHIT">
<span class='line'>1137</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">CoordToLatLngBoundsMapper</span><span class="PUNC">(</span><span class="NAME">mapper</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">pad_factor</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1138</span> </span><span class="WHIT">  </span><span class="NAME">this.mapper</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">mapper</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1139</span> </span><span class="WHIT">  </span><span class="NAME">this.pad_factor</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">pad_factor</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1140</span> 
<span class='line'>1141</span> </span><span class="WHIT">  </span><span class="COMM">/** Maps the point to bounds, given the mapper specified in the Class constructor
<span class='line'>1142</span>   *   @param point (possibly variable length) coordinates of point, passed as individual coordinates, not as array
<span class='line'>1143</span>   *          (e.g., map(xcoord, ycoord, zcoord))
<span class='line'>1144</span>   *   @returns google.maps.LatLngBounds
<span class='line'>1145</span>   **/</span><span class="WHIT">
<span class='line'>1146</span> </span><span class="WHIT">  </span><span class="COMM">// TODO:  this function needs some serious error handling in case of bad inputs</span><span class="WHIT">
<span class='line'>1147</span> </span><span class="WHIT">  </span><span class="NAME">this.map</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1148</span> </span><span class="WHIT">    </span><span class="COMM">// variable-length arguments mean we need to handle this carefully</span><span class="WHIT">
<span class='line'>1149</span> </span><span class="WHIT">    </span><span class="COMM">// get the southwest bound</span><span class="WHIT">
<span class='line'>1150</span> </span><span class="WHIT">    </span><span class="NAME">swBound</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.mapper.map.apply</span><span class="PUNC">(</span><span class="NAME">this.mapper</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">arguments</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1151</span> 
<span class='line'>1152</span> </span><span class="WHIT">    </span><span class="COMM">// add the pad_factor to each point</span><span class="WHIT">
<span class='line'>1153</span> </span><span class="WHIT">    </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">=</span><span class="NUMB">0</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="WHIT"> </span><span class="PUNC">&lt;</span><span class="WHIT"> </span><span class="NAME">arguments.length</span><span class="PUNC">;</span><span class="WHIT"> </span><span class="NAME">i</span><span class="PUNC">++</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1154</span> </span><span class="WHIT">      </span><span class="NAME">arguments</span><span class="PUNC">[</span><span class="NAME">i</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">pad_factor</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1155</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1156</span> 
<span class='line'>1157</span> </span><span class="WHIT">    </span><span class="COMM">// get the northeast bound</span><span class="WHIT">
<span class='line'>1158</span> </span><span class="WHIT">    </span><span class="NAME">neBound</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">this.mapper.map.apply</span><span class="PUNC">(</span><span class="NAME">this.mapper</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">arguments</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1159</span> 
<span class='line'>1160</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="KEYW">new</span><span class="WHIT"> </span><span class="NAME">google.maps.LatLngBounds</span><span class="PUNC">(</span><span class="NAME">swBound</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">neBound</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1161</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1162</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1163</span> 
<span class='line'>1164</span> </span><span class="COMM">/** The Node class **/</span><span class="WHIT">
<span class='line'>1165</span> </span><span class="COMM">/** Creates a Node object, given the name of the node, an x-coordinate,
<span class='line'>1166</span> *   and a y-coordinate.  The coordinates are not presumed to be in any
<span class='line'>1167</span> *   space in particular, and the way in which nodes are laid out in the
<span class='line'>1168</span> *   network is determined by the mapper used to convert points to latitude/longitude
<span class='line'>1169</span> *   @constructor
<span class='line'>1170</span> *
<span class='line'>1171</span> *   @param name  display name of node (string)
<span class='line'>1172</span> *   @param xcoord  x-coordinate of node
<span class='line'>1173</span> *   @param ycoord  y-coordinate of node
<span class='line'>1174</span> *   @param id  (optional) integer id number of node (used for identifying this node
<span class='line'>1175</span> *              when creating edges, etc.  If left blank, will be determined by order of Nodes
<span class='line'>1176</span> *              in input array to Network, once Node is added to Network.
<span class='line'>1177</span> **/</span><span class="WHIT">
<span class='line'>1178</span> </span><span class="COMM">// TODO:  maybe use getter/setter methods here?</span><span class="WHIT">
<span class='line'>1179</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">Node</span><span class="PUNC">(</span><span class="NAME">name</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">xcoord</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">ycoord</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">id</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1180</span> </span><span class="WHIT">  </span><span class="NAME">this.name</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">name</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1181</span> </span><span class="WHIT">  </span><span class="NAME">this.xcoord</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">xcoord</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1182</span> </span><span class="WHIT">  </span><span class="NAME">this.ycoord</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">ycoord</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1183</span> </span><span class="WHIT">  </span><span class="NAME">this.id</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">id</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1184</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1185</span> 
<span class='line'>1186</span> </span><span class="COMM">/** The Edge class **/</span><span class="WHIT">
<span class='line'>1187</span> </span><span class="COMM">/** Creates an Edge object, specifying an edge from node "from" to node "to,"
<span class='line'>1188</span> *   with weight specified by (optional) weight.  If no weight is specified,
<span class='line'>1189</span> *   the weight defaults to 1.
<span class='line'>1190</span> *   @constructor
<span class='line'>1191</span> *   @param from Integer id of origin node
<span class='line'>1192</span> *   @param to   Integer id of destination node
<span class='line'>1193</span> *   @param weight Scalar node weight (can be real-valued, must be positive (i.e., 0 weight means no edge)
<span class='line'>1194</span> **/</span><span class="WHIT">
<span class='line'>1195</span> </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">Edge</span><span class="PUNC">(</span><span class="NAME">from</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">to</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">weight</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1196</span> </span><span class="WHIT">  </span><span class="NAME">this.from</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">from</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1197</span> </span><span class="WHIT">  </span><span class="NAME">this.to</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">to</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1198</span> 
<span class='line'>1199</span> </span><span class="WHIT">  </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">weight</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1200</span> </span><span class="WHIT">    </span><span class="NAME">this.weight</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1201</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1202</span> </span><span class="WHIT">  </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">weight</span><span class="WHIT"> </span><span class="PUNC">></span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>1203</span> </span><span class="WHIT">    </span><span class="NAME">this.weight</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">weight</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1204</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1205</span> </span><span class="WHIT">  </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT"> </span><span class="COMM">// might eventually want to change this behavior</span><span class="WHIT">
<span class='line'>1206</span> </span><span class="WHIT">    </span><span class="NAME">this.weight</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>1207</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1208</span> </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>1209</span> </span></pre></body></html>